If you are ever stranded in your vehicle or in the wilderness, it's important to maintain your body temperature – especially after the sun goes down. These emergency reflective blankets retain up to 90% of a person's body heat and can also be used as ground cover or as a protective shield against the sun's powerful rays or during natural disaster such as blizzards and hurricanes. Lightweight and compact in design, the blankets unfold to a maximum size of 52" x 84". Pack contains 5 emergency blankets.